heald cord

例句：

1. 1. He wore a heald cordto protect his heart during the race.
   他在比赛中佩戴了护心带以保护他的心脏。
2. 2. The doctor advised him to weara heald cord while exercising.
   医生建议他锻炼时佩戴护心带。
3. 3. Shewas wearing a heald cord around herneck when she fell down the stairs.
   她摔倒在楼梯上时脖子上戴着护心带。